InChI=1/C18H24N4O/c1-2-6-15-13-17(23)21-18(20-15)19-14-7-9-16(10-8-14)22-11-4-3-5-12-22/h7-10,13H,2-6,11-12H2,1H3,(H2,19,20,21,23)/f/h19,21H 3DE5AC1F6419355F